2011 NIA National Mystery Pin Contest Photo 2

By Colin Jung; posted June 20, 2011

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National Attendees:

Win a free NIA Awards Banquet Dinner on the hosts. First person at the Convention to perfectly mate an insulator to this insulator pin wins a banquet ticket. Come to Colin Jung's tables to try your luck. Must bring your insulator contestant(s).

Length from top of pin to bottom of nut: 4 and 3/4 inches

Diameter of threaded pin top: 7/16 to 1/2 inch

Pitch: 6 threads per inch